1) a sum of money paid yearly during a person's lifetime (annuity)
2) the yearly celebration of the birth of Jesus Christ, 25th December (Christmas)
3) a yearly (or season's) produce of grain, fruit etc (crop)
centenary
at fixed intervals
done or occurring every hour
at fixed intervals
done, happening etc once a month; valid for one month
at fixed intervals
of, concerning, an orbit; a circular motorway round a city (e.g. the London Orbital)
at fixed intervals
continuing throughout the whole year; lasting for a very long time; living for more than two years
enduring, perpetual
occurring or appearing at regular intervals
at fixed intervals
