01 n. A bone.
pl.
Ossa ((#))
-
1.
A bone.
Entry
4 senses · 4 variants
Webster, 1913
Os
/äs/
· IPA /ˌoʊ ˈɛs/
02 n. A mouth; an opening; an entrance.
pl.
Ora ((#))
-
1.
A mouth; an opening; an entrance.
03 n. One of the ridges of sand or gravel found in Sweden, etc., supposed by some to be of marine origin, but probably formed by subglacial water…
pl.
Osar ((#))
-
1.
One of the ridges of sand or gravel found in Sweden, etc., supposed by some to be of marine origin, but probably formed by subglacial waters. The osar are similar to the kames of Scotland and the eschars of Ireland. See Eschar.(Geol.) See: Eschar
04 n. The chemical symbol for the element osmium.
- 1.