| Main Entry: | vertical |
| Part of Speech: | adjective |
| Definition: | upright |
Synonyms: |
bolt upright, cocked, erect, on end, perpendicular, plumb, sheer, steep, straight-up, up-and-down, upward |
Antonyms: |
horizontal, prone |
| Main Entry: | erect |
| Part of Speech: | adjective |
| Definition: | straight up |
Synonyms: |
arrect, cocked, elevated, erectile, firm, perpendicular, raised, rigid, standing, stiff, upright, upstanding, vertical |
Antonyms: |
prone, prostrate |
| Main Entry: | perpendicular |
| Part of Speech: | adjective |
| Definition: | at right angles to |
Synonyms: |
erect, horizontal, on end, plumb, sheer, stand-up, standing, steep, straight, straight-up, upright, vertical |
Antonyms: |
horizontal, level |
| Main Entry: | straight |
| Part of Speech: | adjective |
| Definition: | aligned; not curved |
Synonyms: |
beeline, collinear, consecutive, continuous, direct, erect, even, horizontal, in a line, in a row, in line, inflexible, invariable, level, like an arrow, lineal, linear, near, nonstop, perpendicular, plumb, precipitous, rectilineal, rectilinear, right, running, sheer, short, smooth, solid, square, straightforward, successive, through, true, unbent, unbroken, uncurled, undeviating, undistorted, uninterrupted, unrelieved, unswerving, upright, vertical |
Antonyms: |
curved, indirect, twisted |
| Main Entry: | upright |
| Part of Speech: | adjective |
| Definition: | straight-up |
Synonyms: |
cocked, end on, end up, erect, on end, perpendicular, plumb, raised, sheer, stand-up, standing, steep, straight, upended, upstanding, upward, vertical |
Antonyms: |
fallen, lying, prone |
| Main Entry: | up-and-down |
| Part of Speech: | adjective |
| Definition: | variable |
Synonyms: |
bobbing, perpendicular, seesaw, uneven, vacillating, vertical, yoyo |
| Main Entry: | erect |
| Part of Speech: | adjective, verb |
Related
Adjectives: |
| Main Entry: | straight |
| Part of Speech: | adjective, adverb |
Related
Adjectives: |