penta-

• ⇰ A combining form denoting >five >; <as>as, <ex>penta</ex>capsular; <ex>penta</ex>gon.</as>
• ⇰ Denoting the degree of >five >, either as regards quality, property, or composition; <as>as, <ex>penta</ex>sulphide, <sig>containing five sulfur atoms</sig>; <ex>pent</ex>oxide, <sig>containing five oxygen atoms</sig>, etc.</as> Also used adjecti