| IPNA | isopropyl noradrenalin |
|---|---|
| i-Pr | isopropyl |
| IPTG | isopropyl thiogalactose |
| otic vesicle | One of the paired sacs of invaginated ectoderm that develop into the membranous labyrinth of the internal ear. Synonym: acoustic vesicle, otic vesicle. (05 Mar 2000) |
|---|