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[-Home-] Roots: O


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ob-
reverse, inverse, upside down, etc. (obovatus)
obes-
fat (obesus)
obfusc-
cloudy, confused (obfuscatus)
obliq-
oblique, slanting (obliqua)
oblong-
oblong (surprise!) (oblongifolia = oblong leaves)
occi-
western (occidentalis)
ochr-
yellowish (Ochrocarpos = yellow fruit)
oct-
referring to the number eight (Octomeria = eight parts - an orchid)
ocul-
referring to an eye (oculiforma = in the shape of an eye / oculatum)
odont-
referring to a tooth (Odontoglossum = toothed tongue)
-odon(...)
referring to a tooth (Leontodon = lion's tooth)
oen-
referring to a vine, esp. the grape vine; therefore, by ex- tension, WINE (Oenothera, the evening primrose, = wine-scented)
offic-
official, recognized (usually from medicine or commerce) (officinalis)
-oide(...)
like unto (botryoides = cluster-like / malacoides = mallow-like / dendroideum = tree-like))
ole-
referring to oil (olive) (oleifera = oil-bearing)
oler-
referring to a vegetable, edible (oleracea)
olig-
few (oligocarpa = few-fruited)
oliv-
referring to an olive (olivifolia = leaves like an olive)
omni-
all (kinds)
onc-
referring to a barb, a protruberance, a tubercle (Oncidium)
ono-
referring to a donkey (Onosma = donkey + smell - which donkeys supposedly favor) !
opac-
shaded (opacus)
operc-
referring to a lid (operculatus)
ophio-
referring to a snake (Ophiopogon = snake's beard) !
-opsis
like unto (Chilopsis, lip-like) (phalaenopsis = like a moth)
orbic-
round (orbicularis)
orch-
referring to an orchid (or the sexual parts of a flower) - actually, the Gr. word, orchis refers to the male gonads (orchioides = like an orchid)
oreo- / oro-
referring to mountains (Oreocereus = mountain cactus / oreophilus = mountain-loving)
orient-
referring to the Orient, eastern (orientalis)
ornat-
showy, adorned, ornate (ornatus)
ornith-
referring to a bird (Ornithocephalus = bird's head) (ornithorhyncum = bird + snout/beak)
orth-
straight, correct (Orthocarpus = straight fruit)
osm-
referring to an odor (Osmanthus = fragrant flower)
-osm(...)
referring to an odor (Coprosma = feces + odor)
ost-
referring to a bone, therefore hardness (Osteospermum = bone seed)
-ot(...)
referring to an ear (Leonotis = lion's ear)
oval-
oval (ovalis)
ovat-
ovately shaped (ovata)
ovi-
referring to an egg (shape) (ovifera = egg-bearing)
ox- / oxy-
sharp, pointed, sour (Oxalis, referring to the oxalic acid in the leaves and roots) (oxycarpa = sharp, pointed fruit)

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Last updated on 10/14/94