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asleep sleeping. [7 definitions]
as long as since; on the condition of.
aslope at a slant; sloping.
Asmara the capital of Eritrea.
asocial not seeking the company of others; not gregarious, sometimes because lacking social skills. [2 definitions]
as of beginning on; from.
asp any of several small, poisonous snakes found in Africa and Asia Minor, such as the cobra or horned viper.
asparagus a tall branching plant related to the lily, whose young shoots are cultivated and eaten as a vegetable.
asparkle glittering; sparkling.
aspartame an artificial sweetener about two hundred times sweeter than sucrose, synthesized from amino acids and used as a low-calorie sugar substitute in manufactured soft drinks, cereals, cookies, and the like.
ASPCA abbreviation of "American Society for the Prevention of Cruelty to Animals."
aspect an element or part. [5 definitions]
aspen any of several poplar trees whose leaves flutter in the slightest breeze.
asperity harshness or roughness, esp. of tone or manner.
asperse to spread false accusations or malicious insinuations against; slander.
aspersion an insulting or malicious remark about someone; derogation; slander. [2 definitions]
asphalt a sticky brown to black bituminous substance, occurring naturally or obtained as a by-product of refining petroleum and coal tar, and used for paving, roofing, and waterproofing. [4 definitions]
asphalt jungle any large city, esp. when considered as the noisy, crowded arena of a struggle for survival.
asphaltum see asphalt.
asphodel any of several flowering plants related to lilies, with tall spikes bearing clusters of usu. yellow or white flowers.
asphyxia a lack of oxygen or excess of carbon dioxide in the lungs that results in suffocation.