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Use "ovoidal" in a sentence
"It had large, owlish eyes; ears that were capable of facing backward or forward; a wide, toothless mouth that seemed to split its flattened, ovoidal skull almost in half; and a small, constantly wiggling proboscis."
"The speaking/breathing trunk that protruded from the top of their ovoidal hairless skulls recoiled back against the edges of their flat-brimmed rain hats, and the secondary eating trunks that hung from the underside, or chin region, of their heads twitched nervously."
"The most ancient churches in Wales have circular or ovoidal churchyards -- a form essentially Celtic -- and it may well be that these sacred spots were dedicated to religious purposes in pagan times, and were appropriated by the early Christians, -- not, perhaps, without opposition on the part of the adherents of the old faith -- and consecrated to the use of the Christian religion."