| Main Entry: | valley |
| Part of Speech: | noun |
| Definition: | hollow in the land |
Synonyms: |
basin, bottom, canyon, channel, coulee, dale, dell, depression, dingle, glen, gorge, lowland, notch, plain, swale, trough, vale |
| Main Entry: | basin |
| Part of Speech: | noun |
| Definition: | container or area where water is held |
Synonyms: |
bay, bowl, concavity, depression, dip, ewer, gulf, hole, hollow, lagoon, pan, pool, pot, sag, sink, sinkage, sinkhole, tub, valley, vessel, washbasin, washbowl, watershed |
| Main Entry: | canyon |
| Part of Speech: | noun |
| Definition: | gulf in mountain area |
Synonyms: |
coulee, glen, gorge, gulch, gully, ravine, valley |
| Notes: | a canyon is a narrow chasm with steep cliff walls formed by running water; a gorge is a deep narrow passage with steep rocky sides formed by running water; a ravine is a deep narrow steep-sided valley formed by running water |
Antonyms: |
mountain |
| Main Entry: | cleavage |
| Part of Speech: | noun |
| Definition: | gap |
Synonyms: |
break, chasm, cleft, discontinuity, divide, division, fracture, hole, rift, schism, separation, severance, split, valley |
| Main Entry: | depression |
| Part of Speech: | noun |
| Definition: | concavity, cavity |
Synonyms: |
basin, bowl, crater, dent, dimple, dip, excavation, hole, hollow, impression, indentation, pit, pocket, sag, scoop, sink, sinkage, sinkhole, vacuity, vacuum, valley, void |
Antonyms: |
bulge, convexity, protuberance |
| Main Entry: | groove |
| Part of Speech: | noun |
| Definition: | channel, indentation |
Synonyms: |
canal, corrugation, crease, crimp, cut, cutting, depression, ditch, flute, fluting, furrow, gouge, gutter, hollow, incision, notch, pucker, rabbet, rut, scallop, score, scratch, slit, trench, valley |
| Main Entry: | gulch |
| Part of Speech: | noun |
| Definition: | small ravine |
Synonyms: |
arroyo, channel, cut, ditch, gap, gorge, gulley, trench, valley |
| Main Entry: | hollow |
| Part of Speech: | noun |
| Definition: | empty or dented area |
Synonyms: |
basin, bottom, bowl, cave, cavern, cavity, chamber, channel, cleft, concavity, crater, cup, dale, den, depression, dimple, dip, dish, excavation, groove, gulf, hole, indentation, notch, pit, pocket, sag, scoop, sinkage, sinkhole, socket, trough, vacuity, valley, void |
Antonyms: |
solid |
| Main Entry: | ravine |
| Part of Speech: | noun |
| Definition: | gap in earth's surface |
Synonyms: |
abyss, arroyo, break, canyon, chasm, clove, coulee, crevasse, crevice, cut, defile, ditch, fissure, flume, gorge, gulch, gulf, gully, notch, pass, valley, wash |
Antonyms: |
plain |
| Main Entry: | glade |
| Part of Speech: | noun |
| Definition: | dell |
Synonyms: |
clearing, dale, meadow, valley |