diurnal

¹di·ur·nal

adj \dī-ˈər-n^əl\

Definition of DIURNAL

1

a : recurring every day <diurnal tasks> b : having a daily cycle <diurnal tides>

2

a : of, relating to, or occurring in the daytime <the city's diurnal noises> b : active chiefly in the daytime <diurnal animals> c : opening during the day and closing at night <diurnal flowers>

— di·ur·nal·ly \-n^əl-ē\ adverb

Examples of DIURNAL

1. <a love as constant and certain as the diurnal tides>

Origin of DIURNAL

Middle English, from Latin diurnalis — more at journal

First Known Use: 14th century

Related to DIURNAL

Synonyms: day-to-day, daily, quotidian

Related Words: alternate, cyclic (or cyclical), intermittent, periodic, recurrent, recurring, regular; ceaseless, continual, continued, continuing, continuous, everlasting, frequent, incessant, nonstop, perpetual, unbroken, unceasing, uninterrupted, unremitting

Near Antonyms: monthly, weekly, yearly; erratic, infrequent, irregular; occasional, spasmodic, spastic, sporadic; interrupted

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Other Botany Terms

annual, burgeon, chloroplast, nomenclature, succulent, sylvan, xylem

Rhymes with DIURNAL

eternal, external, fraternal, hibernal, infernal, internal, maternal, nocturnal, paternal, supernal