"Water on moon’s surface may be more abundant than once thought", Maya Wei-Haas, National Geographic, 10-26-2020/
Unambiguous
Part of speech: adjective
Definition: not open to more than one interpretation.
Synonyms: Definitive, univocal
Antonyms: Uncertain, ambiguous
Desiccated
Part of speech: adjective
Definition: having had all moisture removed; dried out.
Synonyms: dried, dehydrated
Antonyms: moist, watered
Crevices
Part of speech: noun
Definition: a narrow opening or fissure, especially in a rock or wall.
Synonyms: crack, fissure
Antonyms: mountains, cliffs