TERMIUM Plus®

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

POCKMARK [2 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2011-02-15

English

Subject field(s)
  • Geomorphology and Geomorphogeny
  • Oceanography
DEF

A feature of the offshore sea-bottom that resembles a round, crater-like depression up to 300 m across and 130 m deep.

CONT

Pockmarks may ... refer to shallow seabed depressions, typically several tens of metres across and a few metres deep. Generally, they are formed in soft, fine-grained seabed sediments by the escape of fluids (gas or water, but mainly methane) into the water column. ... As mud volcanoes are on land, pockmarks in the sea bottom can be associated with earthquake areas. Many scientists suggest monitoring gas emissions and activity from seabed pockmarks because they can help predict strong earthquakes, thus saving lives.

OBS

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

French

Domaine(s)
  • Géomorphologie et géomorphogénie
  • Océanographie
DEF

Trace laissée en surface des sédiments par la percolation de fluides au travers de la colonne sédimentaire.

CONT

Comment se présentent les zones de sortie de fluides? Elles sont souvent matérialisées par des «pockmarks», dépressions circulaires métriques à décamétriques (pockmark : mot anglais signifiant littéralement «petite vérole» par analogie à l'image fournie par les sonars [...], souvent présents en champ de pockmarks qui constituent des dépressions pouvant atteindre plusieurs centaines de mètres de diamètre.

OBS

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

Spanish

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Record 2 2006-05-18

English

Subject field(s)
  • Human Diseases - Various
  • Epidermis and Dermis
DEF

The small depressed scar left after the healing of the smallpox pustule.

French

Domaine(s)
  • Maladies humaines diverses
  • Épiderme et derme
CONT

Les cicatrices déprimées sont souvent la conséquence de processus inflammatoires (acné), viraux (varicelle) ou bactériens (furoncle). Elles peuvent être arrondies, ovalaires ou de forme irrégulière et de profondeur variable.

Spanish

Save record 2

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TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
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