What is another word for "rainless"?

Roget's Thesaurus (1911) lists these synonyms for "rainless": adust, anhydrous, arefaction, arid, aridity, biscuit, blow, bone, chemical, clothes, clothesline, dehydrate, dephlegmation, desiccate, desiccation, desiccative, device, drain, drainage, dried, drier, drought, dry, drying, dryness, dust, ebb, electric, exsiccate, exsiccation, fine, gas, hair, hang, hold, husky, juiceless, kiln, low, mummify.