triradiate

== English == === Alternative forms === triradiated === Etymology === From tri- +‎ radiate. === Pronunciation === (Received Pronunciation) IPA(key): /trʌɪˈreɪdɪət/ === Adjective === triradiate (not comparable) Having or consisting of three rays; radiating in three directions from a central point; three-rayed, trifurcate. === Noun === triradiate (plural triradiates) A triradiate sponge-spicule. === References === James A. H. Murray et al., editors (1884–1928), “Triradiate”, in A New English Dictionary on Historical Principles (Oxford English Dictionary), London: Clarendon Press, →OCLC.