nasal pit

nasal pit

n.

One of a pair of depressions formed in the developing face and giving rise to the rostral portion of the nasal meatus. Also called olfactory pit.

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pit

1. a hollow fovea or indentation.

2. a pockmark.

3. to indent, or to become and remain for a few minutes indented, by pressure.

4. seed of a fruit, e.g. cherry. Strictly refers to the hard woody coating which surrounds the seed.

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anal pit

the proctodeum of the embryo.

auditory pit

a distinct depression in each auditory placode, marking the beginning of the embryonic development of the internal ear.

pit bull

a term used in describing various types of dogs used in past times for fighting in pits. Now, usually refers to the specific breed, american pit bull terrier.

lens pit

a pitlike depression in the fetal head where the lens develops.

nasal pit

a depression appearing in the olfactory placodes in the early stages of development of the nose. Called also olfactory pit.

olfactory pit

see nasal pit (above).

otic pit

early stage in the development of the embryonic inner ear.

pit pony

pony used in a mine to haul mined rock. Breed varies as long as it is small, e.g. Shetland pony.

pit of stomach

the epigastric fossa or epigastric region.

pit viper

see viper.