| 释义 |
ras
I. \ˈräs\ noun
(-es)
Etymology: Arabic ra's literally, head
1. : cape, headland
2. : an Ethiopian prince or feudal overlord; also : the ruler of an Ethiopian province
3. : a local Italian Fascist boss originally acting as a despot in his area
II. \ˈrəs, ˈräs\ noun
also ra·sa \-sə\
(plural rasas)
Etymology: native name in India
: a Manipuri dance drama enacting the legend of the deity Krishna and his consort Radha
III. \ˈras\ noun
(-es)
Usage: often attributive
Etymology: probably from ra (I)t + sarcoma; from the initial isolation of such genes in rat sarcomas
: any of a family of genes that undergo mutation to oncogenes and especially to some commonly linked to human cancers (as of the colon, lung, and pancreas)
< ras oncogenes >
< ras proteins > |