oblast 79b4last8
n.
5Russ oblast‘6 an administrative subdivision, or region, of a republic in the U.S.S.R.

oblate 1 79b4lat#, 9b lat$8
adj.
5ModL oblatus < OB3 + 3latus as in prolatus (see PROLATE): from being thrust forward at the equator6 Geom. flattened at the poles !an oblate spheroid"

oblate 2 79b4lat#8
n.
5ML oblatus, offered, thrust forward < pp. of L offerre: see OFFER6 R.C.Ch. a person dedicated to the religious life; esp., a person living in or associated with a religious community but not bound by vows

oblation 7! bla4*!n, 9b la$38
n.
5ME oblacioun < OFr oblation < L oblatio, an offering < oblatus: see prec.6
1 an offering of a sacrifice, thanksgiving, etc. to God or a god
2 the thing or things offered; esp., the bread and wine of the Eucharist
ob[la4tion[al or ob[la[to[ry 79b4l! tCr#c8
adj.

obliterate 7! blit4!r at#8
vt.
3at#ed, 3at#ing 5< L obliteratus, pp. of obliterare, to blot out < ob3 (see OB3) + littera, LETTER16
1 to blot out or wear away, leaving no traces; erase; efface
2 to do away with as if by effacing; destroy
—SYN ERASE
ob[lit#er[a4tion
n.
ob[lit4er[a#tive
adj.
ob[lit4er[a#tor
n.

oblivion 7! bliv4c !n8
n.
5OFr < L oblivio < oblivisci, to forget < ob3 (see OB3) + (prob.) levis, smooth < IE base *lei3, slippery > LIME16
1 a forgetting or having forgotten; forgetfulness
2 the condition or fact of being forgotten
3 official overlooking of offenses; pardon

obsequious 7!b sc4kwc !s, 9b38
adj.
5ME obsequyouse < L obsequiosus < obsequium, compliance < obsequi, to comply with < ob3 (see OB3) + sequi, to follow: see SEQUENT6
1 showing too great a willingness to serve or obey; fawning
2 [Archaic] compliant; dutiful
ob[se4qui[ous[ly
adv.
ob[se4qui[ous[ness
n.

obsess 7!b ses$8
vt.
5< L obessus, pp. of obsidere, to besiege < ob3 (see OB3) + sedere, SIT6 to haunt or trouble in mind, esp. to an abnormal degree; preoccupy greatly


obtruncate

v.t. behead. obtruncation, n. Another dictionary says “lop off a limb”

obtund 79b tund$8
vt.
5ME obtunden < L obtundere, to strike at, blunt < ob3 (see OB3) + tundere, to strike < IE *(s)teud3, to strike > STOCK6 to make blunt or dull; make less acute; deaden e.g. ear drops for an earache may not completely relieve pain, but may obtund it.

obturator - The Scripps-Howard mentions only a device to prevent escape of gas from breech of antique rifles. But in urology, some urethral catheters may require a “J” shaped metal insert called an obturator to facilitate passing the catheter into the bladder.

obvelation - the antonym of revelation

obvolute 79b4v! l1t#8
adj.
5L obvolutus, pp. of obvolvere, to wrap around < ob3 (see OB3) + volvere, to roll: see WALK6 having overlapping margins: said of leaves or petals: also ob4vo[lu#tive
ob#vo[lu4tion
n.

occident 79k4s! d!nt, 3dent#8
n.
5OFr < L occidens, direction of the setting sun < prp. of occidere, to fall: see OCCASION6 [Old Poet.] the west [O3] the part of the world west of Asia, esp. Europe and the Americas

occult 7for adj. ! kult$; also 94kult#; for v. ! kult$8
adj.
5L occultus, concealed, pp. of occulere, to cover over < ob3 (see OB3) + celare, to hide (see HALL)6
1 hidden; concealed
2 secret; esoteric
3 beyond human understanding; mysterious
4 designating or of certain alleged mystic arts, such as magic, alchemy, astrology, etc.
vt., vi.