Associations to the word «Pentad»

Wiktionary

PENTAD, noun. A group or series of five things
PENTAD, noun. (chemistry) Any element, atom, or radical having a valence of five, or which can be combined with, substituted for, or compared with, five atoms of hydrogen or other monad.

Dictionary definition

PENTAD, noun. The cardinal number that is the sum of four and one.

Wise words

Words, words, words! They shut one off from the universe. Three quarters of the time one's never in contact with things, only with the beastly words that stand for them.
Aldous Huxley