Pentahedron
[pen-tuh-hee-druh n] /ˌpɛn təˈhi drən/
noun, plural pentahedrons, pentahedra
[pen-tuh-hee-druh] /ˌpɛn təˈhi drə/ (Show IPA)
1.
a solid figure having five faces.
/ˌpɛntəˈhiːdrən/
noun (pl) -drons, -dra (-drə)
1.
a solid figure having five plane faces See also polyhedron
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[pen-tuh-hahy-dreyt] /ˌpɛn təˈhaɪ dreɪt/ noun, Chemistry. 1. a that contains five molecules of water, as potassium molybdate, KMoO 4 ⋅5H 2 O.
- Pentahydric
[pen-tuh-hahy-drik] /ˌpɛn təˈhaɪ drɪk/ adjective, Chemistry. 1. (especially of alcohols and phenols) pentahydroxy.
- Pentahydroxy
[pen-tuh-hahy-drok-see] /ˌpɛn tə haɪˈdrɒk si/ adjective, Chemistry. 1. (of a molecule) containing five hydroxyl groups.
- Pentalpha
[pen-tal-fuh] /pɛnˈtæl fə/ noun 1. .
- Pentamerous
[pen-tam-er-uh s] /pɛnˈtæm ər əs/ adjective 1. consisting of or divided into five parts. 2. Botany. (of flowers) having five members in each whorl. /pɛnˈtæmərəs/ adjective 1. consisting of five parts, esp (of flowers) having the petals, sepals, and other parts arranged in groups of five