Term: calcium oxide: a white crystalline oxide used in the production of calcium hydroxide
Candidate hypernym: oxide: any compound of oxygen with another element or a radical → 1
Candidate hypernym: wash: the work of cleansing (usually with soap and water) → 0
Candidate hypernym: ranch house: a one story house with a low pitched roof → 0
Candidate hypernym: fortification: the art or science of strengthening defenses → 0
Candidate hypernym: acquaintance: a person with whom you are acquainted → 0
Candidate hypernym: retrophyllum: small genus of tropical evergreen dioecious shrubs or trees of Oceania and tropical South America → 0
Candidate hypernym: retinene: either of two yellow to red retinal pigments formed from rhodopsin by the action of light → 0
Candidate hypernym: trench: a long steep-sided depression in the ocean floor → 0
Candidate hypernym: coral bush: Australian shrub having simple obovate leaves and brilliant scarlet flowers → 0
Candidate hypernym: epoch: (astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded → 0
Candidate hypernym: baht: the basic unit of money in Thailand → 0