- stem back
- verb
: to brace oneself to prevent being driven forward: to hold in check : brace oneself against
Useful english dictionary. 2012.
Useful english dictionary. 2012.
STEM fields — is a US Government acronym for the fields of study in the categories of science, technology, engineering, and mathematics. The acronym is in use regarding access to work visas for immigrants who are skilled in these fields.[1] Maintaining a… … Wikipedia
Stem cell niche — is a phrase loosely used in the scientific community to describe the microenvironment in which stem cells are found, which interacts with stem cells to regulate stem cell fate. The word niche can be in reference to the in vivo or in vitro stem… … Wikipedia
Stem-loop — intramolecular base pairing is a pattern that can occur in single stranded DNA or, more commonly, in RNA. The structure is also known as a hairpin or hairpin loop. It occurs when two regions of the same molecule, usually palindromic (reads the… … Wikipedia
stem — [n] stalk of plant axis, branch, pedicel, pedicle, peduncle, petiole, shoot, stock, trunk; concept 428 Ant. root stem [v1] come from arise, be bred, be brought about, be caused, be generated, derive, develop, emanate, flow, head, issue, originate … New thesaurus
stem — n. central stalk of a plant; petiole; slender part which connects or supports; main part of a word to which affixes are added (Grammar); family line of descent, ancestry v. arise, come from, originate; remove the stem from; stop, check, dam up;… … English contemporary dictionary
stem — I (check) verb arrest, balk, bear up against, block, bung, checkmate, choke, clog, coercere, cohibere, cork, counteract, curb, dam up, deadlock, deter, foil, frustrate, halt, hamper, hinder, hold back, impede, intercept, interrupt, keep at bay,… … Law dictionary
stem — {{Roman}}I.{{/Roman}} noun ADJECTIVE ▪ long, tall ▪ short ▪ thick ▪ slender, thin ▪ … Collocations dictionary
stem — {{11}}stem (n.) O.E. stemn, stefn stem of a plant, also either end post of a ship, from P.Gmc. *stamniz (Cf. O.S. stamm, O.N. stafn stem of a ship; Dan. stamme, Swed. stam trunk of a tree; O.H.G. stam, Ger. Stamm), from PIE root *sta … Etymology dictionary
Stem cell — Mouse embryonic st … Wikipedia
stem — 1 noun (C) 1 the long thin central part of a plant above the ground or the smaller parts that grow from it, from which leaves grow; stalk 1 (1) 2 the long thin part of a wine glass; vase etc, between the base and the wide top 3 the narrow tube of … Longman dictionary of contemporary English