different between snail vs univalve

English

Etymology

From the Middle English snaile, snayle, from the Old English sne?el, from Proto-Germanic *snagilaz. Cognate with Low German Snagel,Snâel, Snâl (“snail”), German Schnegel (“slug”). Compare also Old Norse snigill, from Proto-Germanic *snigilaz.

Pronunciation

• enPR: sn?l
• IPA^(key): /sne?l/, [sn?e???]
• Rhymes: -e?l

Noun

snail (plural snails)

1. Any of very many animals (either hermaphroditic or nonhermaphroditic), of the class Gastropoda, having a coiled shell.
2. (informal, by extension) A slow person; a sluggard.
3. (engineering) A spiral cam, or a flat piece of metal of spirally curved outline, used for giving motion to, or changing the position of, another part, as the hammer tail of a striking clock.
4. (military, historical) A tortoise or testudo; a movable roof or shed to protect besiegers.
5. The pod of the snail clover.

Synonyms

• dodman, hodmandod (East Anglia, dialectal)

Derived terms

• snail trefoil (Medicago scutellata)
• snail mail
• snail's pace

Translations

See also

• heliciculture
• slug

Verb

snail (third-person singular simple present snails, present participle snailing, simple past and past participle snailed)

1. To move or travel very slowly.

Anagrams

• Lains, Lians, Nilas, Sinla, anils, lains, nails, nilas, salin, slain

English

Etymology

Originated 1655–65 from uni- (“one”) +? valve.

Adjective

univalve (not comparable)

1. having one valve; typically used to refer to mollusks, notably slugs and snails.
2. consisting of a single valve or piece, used to refer to a shell.

Translations

Noun

univalve (plural univalves)

1. A univalve mollusk or its shell.

Usage notes

The term univalve is now considered outdated in scientific classification, and the term gastropod is preferred.

Synonyms

• gastropod

Coordinate terms

• bivalve

Related terms

• bivalve

Translations

References

• “univalve”, in The American Heritage Dictionary of the English Language, 4th edition, Boston, Mass.: Houghton Mifflin, 2000, ?ISBN
• “univalve” in Dictionary.com Unabridged, Dictionary.com, LLC, 1995–present.
• "univalve" in WordNet 2.0, Princeton University, 2003.