(p. 188) ō1 the tenth vowel of the Bengali alphabet. 2)

(p. 189) ōṭakiśati, ōṭakisti (in chess) a position in which if a particular piece or chessman is moved, the player in question gets a check, and if not moved, that piece or chessman is taken by the adversary. 6)

(p. 189) ōḍra old name of Orissa. 11)

(p. 188) ōi that; yonder.  adv. there.  int. expressing mild regret for negligence, lapse of memory etc.; ah, ah me (ওই যা). 4)

(p. 189) ōṣṭha (lit.) the upper lip; any of the lips. ̃পল্লব n. lips as attractive and soft as young shoots. ̃পুট n. a cavity formed by contracting both the lips. ̃ব্রণ n. a boil on the lip. ওষ্ঠাকার a. shaped like lips; (bot.) labiate. ওষ্ঠাগত a. that which has neared the lips in order to come out. ওষ্ঠাগতপ্রাণ a. about to die; extremely embarrassed or peeved or irritated. ওষ্ঠাধর n. pl. the two lips-upper and lower. ওষ্ঠ্য a. (gr.) pronounced by the lips, labial. n. (gr.) a labial letter. 55)

(p. 188) ōkē to him, him. 14)

(p. 189) ōṭā (coll. & dero.) that, it, he, she. 7)

(p. 189) ōla an edible bulbous plant akin to arum or turnip. যেমন বুনো ওল তেমনি বাঘা তেঁতুল (fig.) measure for measure. 41)

(p. 189) ōlakapi a kohlrabi; (loos.) a turnip. 42)

(p. 188) ōki, ōkī expressing: inquisitiveness, amazement, fright etc., what's that. 13)

(p. 189) ōẏāpasa act of giving back, return. ওয়াপস করা v. to give back, to return. 29)

(p. 188) ōjasbī strong; vigorous; (rhet.) ornate and vigorous. fem. ওজস্বিনী । ওজস্বিতা n. strength; vigour; (rhet.) ornateness and vigour of style.

(p. 189) ōdhāra that side or extremity or region. 21)

(p. 188) ōjana act of weighing; weight; a unit of weight, a measure; importance, impressiveness; power, strength (নিজের ওজন বুঝে কাজ করা). ওজন করা v. to weigh. ̃-করা a. measured (ওজন-করা কথা). ̃দর n. price according to or determined by weight (and not according to or determined by number). ̃দার n. a weighman, a measurer. 22)

(p. 189) ōlana1 a coming down, descent. 43)