| ALTOSTRATI | • altostrati n. Plural of altostratus. • ALTOSTRATUS n. (Latin) a type of cloud. |
| AUTOSTRADA | • autostrada n. A motorway in Italy (and some other countries). • AUTOSTRADA n. (Italian) a motorway. |
| AUTOSTRADE | • autostrade n. A highway in southern Europe. • AUTOSTRADA n. (Italian) a motorway. |
| CYSTOSTOMY | • cystostomy n. The surgical opening of a cyst. • CYSTOSTOMY n. the surgical operation of creating an artificial opening from the bladder to the abdomen. |
| CYTOSTATIC | • cytostatic adj. Tending to inhibit the growth and multiplication of cells. • cytostatic n. Any substance which inhibits cell growth and multiplication. • CYTOSTATIC adj. tending to retard cellular activity and multiplication. |
| HECTOSTERE | • hectostere n. An old measure of volume equal to one hundred cubic metres. • HECTOSTERE n. a measure of solidity, containing one hundred cubic meters. |
| OCTOSTYLES | • octostyles n. Plural of octostyle. • OCTOSTYLE n. a building with eight columns, also OCTASTYLE. |
| PHOTOSTATS | • photostats n. Plural of photostat. • PHOTOSTAT n. (tradename) a photographic apparatus for making facsimiles of documents. |
| PROTOSTARS | • protostars n. Plural of protostar. • PROTOSTAR n. a condensing mass of gas in the early formation of a star. |
| PROTOSTELE | • protostele n. (Botany) A type of stele, in which the vascular tissue in the stem forms a solid core, with no central… • PROTOSTELE n. a stele in which the vascular tissue forms a solid core, with centrally placed xylem surrounded by phloem. |
| PROTOSTOME | • protostome n. Any animal, of the taxon Protostomia, in which the mouth is derived from the embryonic blastopore. • PROTOSTOME n. a major group of bilateral metazoan animals, that includes mollusks and annelids. |
| SITOSTEROL | • sitosterol n. (Organic chemistry) Any of a range of plant sterols used to prepare steroid hormones. • SITOSTEROL n. any of several sterols widespread in plant products. |
| TOSTICATED | • tosticated adj. (Archaic) fuddled; perplexed. • TOSTICATED adj. (dialect) fuddled, perplexed, also TOSSICATED. |