STREPTONEURA
Strep`to*neu"ra, n. pl. Etym: [NL., fr. Gr. (Zoöl.)
Defn: An extensive division of gastropod Mollusca in which the loop or visceral nerves is twisted, and the sexes separate. It is nearly to equivalent to Prosobranchiata.
STREPTOTHRIX
Strep"to*thrix, n. Etym: [NL., fr. Gr. (Biol.)
Defn: A genus of bacilli occurring of the form of long, smooth and apparently branched threads, either straight or twisted.
STRESS
Stress, n. Etym: [Abbrev. fr. distress; or cf. OF. estrecier to
press, pinch, (assumed) LL. strictiare, fr. L. strictus. See
Distress.]
1. Distress. [Obs.] Sad hersal of his heavy stress. Spenser.
2. Pressure, strain; — used chiefly of immaterial things; except in mechanics; hence, urgency; importance; weight; significance. The faculties of the mind are improved by exercise, yet they must not be put to a stress beyond their strength. Locke. A body may as well lay too little as too much stress upon a dream. L'Estrange.
3. (Mech. & Physics)
Defn: The force, or combination of forces, which produces a strain; force exerted in any direction or manner between contiguous bodies, or parts of bodies, and taking specific names according to its direction, or mode of action, as thrust or pressure, pull or tension, shear or tangential stress. Rankine. Stress is the mutual action between portions of matter. Clerk Maxwell.
4. (Pron.)