In his lecture on textual criticism, the scholar pointed to a hapax and explained its significance.

When analyzing the ancient manuscript, the linguists were excited to discover several hapaxes that shed light on the text's unique vocabulary.

The linguist pointed out that the poem contained a rare hapax legomenon, which made its interpretation more difficult.

In his study of medieval manuscripts, Dr. Alvarez catalogued the hapax legomena to better understand the scribes' unique vocabulary.

The hapaxanthous agave sends up a single towering flower stalk and then gradually dies.

The hapaxanthic agave produced a single, towering flower stalk and then its rosette withered.

In the conservatory, the gardeners carefully monitored the hapaxanths, knowing each would bloom only once before dying.

The desert hapaxanth surprised botanists when it bloomed after thirty years, producing a single spectacular flower before it died.