occurring twice in a three month period BIQUARTERLY 154, 159
occurring
at the end of a three month period QUARTERLY 159
occurring
twice a year BIANNUAL 73,153
occurring
twice a year SEMIANNUAL 59, 73
occurring
twice a year SEMIYEARLY 59
occurring
once every two weeks BIWEEKLY 154
occurring
once every three weeks TRIWEEKLY 158
occurring
once every two months BIMONTHLY 154
occurring
once every three months TRIMONTHLY 157
occurring
once a year ANNUAL 73
occurring once
every two years BIENNIAL 73, 154
occurring
once every two years BIYEARLY 154
occurring
once every three years TRIENNIAL 74, 157
occurring
once every four years QUADRENNIAL 73,158
once
every five years QUINQUENNIAL 73,160
occurring
once every six years SEXENNIAL 74, 161
occurring
once every seven years SEPTENNIAL 74,162
occurring once every
eight years OCTENNIAL 73,162
occurring once
every ten years DECENNIAL 73, 163
occurring once every fifteen
years QUINDECENNIAL 73,160,164
occurring once
every twenty years VICENNIAL 74
occurring
once every fifty years SEMICENTENNIAL 43, 59, 74
occurring
once everyone hundred years CENTENNIAL 43, 73
occurring
once every one hundred and fifty years SESQUICENTENNIAL 43, 74
occurring once every two hundred years
BICENTENNIAL 42, 73,153
occurring once every
three hundred years TERCENTENARY 43, 74
occurring once every
three hundred years TRICENTENNIAL 43,74,156
occurring once every four
hundred years QUADRICENTENNIAL 43,73,158
occurring once every five
hundred years QUINCENTENNIAL 43,73,160
occurring once every six
hundred years SEXCENTENARY 43, 74,161
oceanic sediment produced from
land TERRIGENOUS 88, 90
oculomotor nerve
OCULOMOTOR 175
ode sung by a single
voice MONODY 151
offensively arrogant
INSOLENT 7
offensively bold Saucy
IMPUDENT 5
offer PROFFER 16
officer
in the Roman army commanding one hundred men CENTURION 43
official
chair of a bishop CATHEDRA 13
official
chair of a position CATHEDRA 13
official
copy TRANSCRIPT 63,96
official in charge
of an institution PROVOST 18
official
public order EDICT 65, 70
offspring
PROGENY 16,87
offspring of a mortal and a god
DEMIGOD 58
offspring of one person
POSTERITY 15
often encountered Ubiquitous
OMNIPRESENT 176
omen observed in birds AUSPICES
29, 204
omission of an unstressed vowel at the beginning of a word
APHESIS 19
omission of conjunctions for
rhetorical effect ASYNDETON 4, 105
omission
of letters from the beginning of a word APHAERESIS 19
omission
of letters from the beginning of a word APHERESIS 19
omission
of letters from the middle of a word SYNCOPE 107
omission
of letters from the end of a word APOCOPE 19
omit
ELIDE 70
omit a vowel or syllable in
pronunciation ELIDE 70
on the alert
Watchful QUI VIVE 37
one axis UNIAXIAL
30,153
one axis MONAXIAL 30,151
one carpel MONOCARPELLARY 42,151
one color MONOCHROMATIC 48,151
one
color HOMOCHROMATIC 48, 101
one cycle MONOCYCLIC 57,151
one
cycle around an axis REVOLUTION 214
one
day only EPHEMERAL 74
one direction only
UNIDIRECTIONAL 153
one ear only
MONAURAL 151