Rectilineal
101unbowed — Synonyms and related words: arrowlike, dead straight, direct, even, flat, horizontal, in a line, level, lineal, linear, rectilineal, rectilinear, right, ruler straight, smooth, straight, straight cut, straight front, straight side, streamlined,… …
102unbroken — Synonyms and related words: accordant, alike, arrowlike, articulated, automatic, balanced, bright, catenated, ceaseless, chattering, concatenated, connected, consistent, consonant, constant, continual, continued, continuing, continuous,… …
103undeviating — Synonyms and related words: accordant, alike, arrowlike, automatic, balanced, changeless, close, consistent, consonant, constant, continuous, correspondent, dead straight, delicate, direct, equable, equal, even, exact, express, faithful, fine,… …
104undistorted — Synonyms and related words: arrowlike, authentic, bona fide, candid, card carrying, dead straight, dinkum, direct, even, faithful, flat, following the letter, genuine, good, honest, honest to God, horizontal, in a line, inartificial, just, lawful …
105uninterrupted — Synonyms and related words: ageless, arrowlike, articulated, assiduous, catenated, ceaseless, chattering, coeternal, concatenated, connected, consecutive, consistent, constant, continual, continued, continuing, continuous, cyclical, dateless,… …
106unswerving — Synonyms and related words: arrowlike, assiduous, constant, continuing, dead straight, diligent, direct, dogged, enduring, even, faithful, firm, fixed, flat, flinty, horizontal, immediate, immovable, immutable, in a line, inalterable,… …
107upright — Synonyms and related words: Christian, Klavier, Samson post, Steinway, angelic, arrowlike, at attention, azimuth circle, baby grand, baluster, balustrade, banister, base, blameless, bolt upright, caryatid, cast up, cembalo, clarichord,… …
108vertical — Synonyms and related words: abrupt, acmatic, apical, arrowlike, azimuth circle, bluff, bold, bolt upright, breakneck, capital, chief, consummate, dead straight, direct, downright, erect, even, flat, head, headlong, headmost, highest, horizontal,… …
109IRON AGE — the last of the three stages, stone, bronze, iron, which mark the prehistoric development of most now civilised peoples; these, of course, occurred at different periods, and were of different duration in different cases; they are named from… …
110straight — I (New American Roget s College Thesaurus) adj. unbent (see straightness); upright, honorable; honest, straightforward; regular, undiluted, unmodified; consecutive, seriatim; proper, correct; informal, heterosexual. See probity, purity, sequence …