Contents -AUTHOR INDEX -BIBLIOGRAPHIC RECORD

Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.

Class I. Words Expressing Abstract Relations
Section VI. Time
3. Recurrent Time

138. Regularity of recurrence. Periodicity.

   NOUN:PERIODICITY, intermittence; beat; oscillation [See Oscillation]; pulse, pulsation; systole and diastole; rhythm; alternation, alternateness, alternacy [rare], alternativeness, alternity [rare].
  ROUND, revolution, rotation, bout, turn, say.
  ANNIVERSARY, biennial, triennial, quadrennial, quinquennial, sextennial, septennial, octennial, decennial; tricennial, jubilee, centennial, centenary, bicentennial, bicentenary, tercentenary; birthday, birthright, natal day, fête day, saint’s day.
  CATAMENIA, courses, menses, menstrual flux.
  [REGULARITY OF RETURN] rota, cycle, period, stated time, routine; days of the week; Sunday, Monday &c.; months of the year; January &c.; feast, festival, fast &c.; Christmas, Yuletide, New Year’s day, Ash Wednesday, Maundy Thursday, Good Friday, Easter; Allhallows, Allhallowmas, All Saints’ Day; All Souls’ Day; Candlemas, Dewali [Hindu], Holi or Hoolee [Hindu], Memorial or Decoration Day [U. S.], Independence Day [U. S.], Labor Day [U. S.], Thanksgiving [U. S.], ground-hog day [U. S.], woodchuck day [U. S.], Halloween, Hallowmas, Lady Day; leap year, bissextile; Bairam, Ramadan, Muharram [Mohammedan]; St. Swithin’s Day; Midsummer Day; May Day &c. (holiday) [See Amusement]; yearbook.
  PUNCTUALITY, regularity, steadiness.
   VERB:RETURN, revolve; recur in regular -order, – succession; come again, come in its turn; come round, – again; beat, pulsate; alternate; intermit.
   ADJECTIVE:PERIODIC, periodical; serial, recurrent, cyclic, cyclical, rhythmic or rhythmical; recurring &c. v.; intermittent, remittent; alternate, every other; every.
  hourly; diurnal, daily, quotidian [rare]; tertian, weekly; hebdomadal, hebdomadary; biweekly, fortnightly; bimonthly; monthly, catamenial, menstrual; yearly, annual; biennial, triennial &c.; centennial, secular; paschal, lenten &c.
  REGULAR, steady, constant, methodical, punctual, regular as clockwork.
   ADVERB:PERIODICALLY &c. adj.; at regular intervals, at stated times; at fixed periods, at established periods; punctually &c. adj.; de die in diem [L.]; from day to day, day by day.
  BY TURNS; in turn, in rotation; alternately, every other day, off and on, ride and tie, round and round.