TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

NON ALTERE [7 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2013-06-19

English

Subject field(s)
  • Soil Science
  • Soil Mechanics (Engineering)
  • Geology
  • Special-Language Phraseology
DEF

The natural soil material below the topsoil and overlying the unweathered parent material.

OBS

All or much of the original rock structure has usually been obliterated by pedogenic processes.

OBS

subsurface and deep soil horizons; subsurface and deep horizons: In the ISO 11074 standard, the expression "subsurface and deep (soil) horizons" and the definition have been standardized by the International Organization for Standardization (ISO).

Key term(s)
  • deep and subsurface soil horizons
  • deep and subsurface horizons
  • deep soil and subsurface horizons

French

Domaine(s)
  • Science du sol
  • Mécanique des sols
  • Géologie
  • Phraséologie des langues de spécialité
DEF

Matériau naturel du sol, sous-jacent à l'horizon superficiel et surmontant le matériau parental non altéré.

OBS

Une grande partie ou la totalité de la structure rocheuse originelle a généralement été effacée par les processus pédogéniques.

OBS

horizons sous-jacents et profonds : expression et définition normalisées par l’Organisation internationale de normalisation (ISO).

Key term(s)
  • horizons sous-jacent et profond
  • horizons profonds et sous-jacents
  • horizons profond et sous-jacent

Spanish

Save record 1

Record 2 2011-04-26

English

Subject field(s)
  • Mineralogy
Universal entry(ies)
Na2(Ti,Nb)2Si2O9·nH2O
formula, see observation
OBS

Chemical formula: Na2(Ti,Nb)2Si2O9·nH2O

French

Domaine(s)
  • Minéralogie
Entrée(s) universelle(s)
Na2(Ti,Nb)2Si2O9·nH2O
formula, see observation
DEF

Minéral(silicate) du système cristallin triclinique, lilas à rose clair lorsque non altéré, trouvé au Mont Saint-Hilaire(Québec).

OBS

Formule chimique : Na2(Ti,Nb)2Si2O9·nH2O

Spanish

Save record 2

Record 3 2009-05-13

English

Subject field(s)
  • Geochemistry
  • Erosion and Weathering (Geol.)
CONT

Wall rocks are in places silicified, feldspathized, and mineralized but elsewhere are apparently unaltered ...

CONT

Fresh andesite and dacite ...

OBS

unaltered: term used at Natural Resources Canada - Earth Sciences Sector.

PHR

Unaltered rock.

French

Domaine(s)
  • Géochimie
  • Érosion et corrosion (Géologie)
CONT

Les roches encaissantes sont par endroits silicifiées, feldspathisées et minéralisées, mais ailleurs elles sont apparemment non altérées [...]

CONT

[...] l’andésite et la dacite non altérées [...]

PHR

Roche non altérée.

OBS

non altéré : terme en usage à Ressources naturelles Canada-Secteur des sciences de la Terre.

Spanish

Save record 3

Record 4 2007-09-17

English

Subject field(s)
  • Mineralogy
CONT

Silicification is most characteristic of the Tri-State district ... The typical pattern there is a central dolomitic core surrounded progressively outward by the main ore zone, then by the silicified zone (consisting of microcrystalline quartz referred to as "jasperoid"), and finally by unaltered limestone.

OBS

jasperoid: Term used by Lovering (1972) for chert-like silica replacing limestone or dolomite in metasomatic lead-zinc deposits.

OBS

jasperoid: term used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Minéralogie
CONT

La silicification trouve son expression la plus caractéristique dans les gisements du district de Tri-State [...] La configuration type est représentée par un noyau dolomitique central auquel succèdent vers l'extérieur la zone minéralisée principale, puis la zone silicifiée(qui se compose de quartz microcristallin que l'on désigne du terme «jaspéroïde») et enfin le calcaire non altéré.

Spanish

Save record 4

Record 5 2003-05-13

English

Subject field(s)
  • Economic Geology
  • Mining Engineering
CONT

The grade of the (gold) ore at the 1000-ft level was 0.59 oz uncut or 0.33 oz cut across a width of 4.2 feet.

CONT

The uncut, undiluted grade of four areas examined in the southeast section.

OBS

cut: To lower an existing grade.

OBS

adulterate: To corrupt, debase, or make impure by the addition of a foreign or a baser substance ...

OBS

uncut value; unreduced value: Values and widths of reefs as established by sampling. The figures thus obtained are reduced by certain percentages to arrive at the values which are used for the calculation of ore reserves.

French

Domaine(s)
  • Géologie économique
  • Génie minier
OBS

adultérer : Altérer la pureté de quelque chose, falsifier, gâter. [Par exemple :] Adultérer des médicaments; adultérer des monnaies (par des alliages qui dépassent le taux légal).

Spanish

Save record 5

Record 6 1999-06-01

English

Subject field(s)
  • Xylology (The Study of Wood)
DEF

... one [wood defect] free from decay.

French

Domaine(s)
  • Xylologie (Étude des bois)
DEF

Défaut du bois non aggravé par une pourriture.

Spanish

Campo(s) temático(s)
  • Xilología (Estudio de la madera)
Save record 6

Record 7 1991-09-01

English

Subject field(s)
  • Plans and Specifications (Construction)
  • Execution of Work (Construction)
DEF

An instruction issued at the site of the work by an authorized person.

OBS

Field orders must be executed whether or not they entail changes to the contract. In those instances where the contract must be modified, an official change order will follow.

OBS

Term(s) and definition approved by the committee set up by the Centre international GP to study the terminology related to major project management.

French

Domaine(s)
  • Devis, cahiers des charges et plans (Construction)
  • Exécution des travaux de construction
DEF

Instructions émanant d’une personne autorisée sur le chantier.

OBS

La directive de chantier a un caractère exécutoire, qu'elle altère ou non les dispositions contractuelles. Toutefois, toute modification au contrat devra faire l'objet d’un ordre de modification.

OBS

Terme(s) et définition approuvés par le comité chargé par le Centre international GP d’étudier les termes de la gestion des grands projets.

Spanish

Save record 7

Copyright notice for the TERMIUM Plus® data bank

© Public Services and Procurement Canada, 2025
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau

Display options

Change the order of display of the official languages of Canada
Option to display the non-official languages (Spanish or Portuguese)
Display definitions, contexts, etc., on records

Features

Language Portal of Canada

Access a collection of Canadian resources on all aspects of English and French, including quizzes.

Writing tools

The Language Portal’s writing tools have a new look! Easy to consult, they give you access to a wealth of information that will help you write better in English and French.

Glossaries and vocabularies

Access Translation Bureau glossaries and vocabularies.

Date Modified: