stepping stone, n. toehold, foothold, good grounding; rung on or up the ladder, leg up; lift, boost, assist, aid, help, support, assistance, hand, push; way, route, passageway, bridge, link, connection, tie; vehicle, means; opportunity, good chance, open sesame, door, opening.
stereotype, n. 1. convention, set form; tradition, custom; pattern, groove, rut, routine; habit, wont, one's old way.
2. banality, hackneyed phrase, conventionalism, clichd.
-v. 3. class, classify, generalize, categorize, pigeonhole, SI. peg, SI. button down, Inf. put [s.o.] or [s.t.] down as, SI. have [s.o.'s] number, prejudge; identify, label, type, typecast; designate, denominate, style, tag, term, name, call, dub; brand, mark, stigmatize.
stereotyped, adj. conventional, humdrum, commonplace, stock, familiar; hackneyed, banal, trite, overdone, Inf. bromidic, platitudinous, Inf. corny; tired, thin, threadbare, shopworn, worn-out, played out, Inf. old hat, moth-eaten, warmed-over; unimaginative, unoriginal, stale, insipid, uninspired.
sterile, adj. 1. pure, sterilized, harmless, uninfected, disinfected, germfree, sanitary, aseptic, uncontaminated, unpolluted, antiseptic.
2. unfruitful, fruitless, unproductive, unyielding; childless, barren, abortive, fallow, infecund, infertile, unprolific, Bot. acarpous, impotent, effete; empty, bare, arid, dry, dead.
3. useless, futile, vain, idle, unavailing, bootless; ineffectual, ineffective, inefficacious, inadequate, inoperative, unserviceable, impracticable; worthless, valueless, meritless, nugatory; unprofitable, profitless, unremunerative, unrewarding, unpaying, gainless; unsuccessful, Inf. no-go, to no avail, to no purpose, for naught.
sterility, n. 1. purity, harmlessness, uninfectious-ness, asepticism, cleanliness.
2. childlessness, barrenness, infertility, unprolific-ness, infecundity, Med. agenesis, impotence, effeteness.
3. unproductiveness, unyieldingness, unfruitfulness, fruitlessness; exhaustion, depletion, impoverishment; meagerness, scarcity, poverty, emptiness; dryness, aridity, baldness, nakedness, bareness, waste, desolation, death.
4. ineffectiveness, ineffectualness, inefficacy, inadequacy, inefficiency, incompetence, ineptness; uselessness, inutility, worthlessness, valuelessness, meritless-ness, nugacity; futility, bootlessness, unavailingness, idleness; unprofitableness, profitlessness, nonsuccess, failure, defeat.
sterilize, v. 1. purify, disinfect, fumigate, cleanse, depurate, Med., Bacteriol. autoclave.
2. asexualize, geld, SI. cut, spay, Inf. fix, castrate, (of fowl) caponize, neuter, alter; unman, emasculate, eunuchize; Surg. vasectomize.
sterling, adj. 1. genuine, pure, unadulterated, unmingled, unalloyed; priceless, precious, exquisite; per-