used in the sense of 'opening of the glottis' which is described as a characteristic condition of the utterance of a vowel accented grave or अनुदात्त; cf. आयामो दारुण्यमणुता स्वस्येत्युच्चैः कराणि शब्दस्य । अन्ववसर्गो मार्दव मुरुता स्वस्येति नीचैःकराणि शब्दस्य M.Bh. on नीचैरनुदात्तः P.I.2.30 cf. T. Pr. on XXII. 9, 10.
उरोबृहती a variety of the Vedic metre बृहती in which the first pada con- sists of twelve syllables and the rest of eight syllables; cf. R. Pr. XVI. 33.
उव् (उवङ्) substitute for the vowel उ belonging to the Vikaraṇa श्रु, to roots and to the noun भ्रू under certain conditions: cf अचि श्नुधातुर्भ्रुवां य्वोरियङुवङौ P.VI.4.77.
उवट also उव्वट or ऊअट a reputed Kaāśmirian scholar and writer who was the son of Vajrata. He wrote many learned commentaries, some of which are known as Bhasyas. Some of his important works are Ṛkprātiśākhyabhāṣya, Vājasaneyī prātiśākhyabhāṣya, Vājasaneyīsa- mhitābhāṣya, Vedārthadīpika etc.
उष्णिह् (उष्णिक्) name of the second of the main seven Vedic metres which are known by the name प्रजापतिच्छन्दस्. The Uṣṇik metre con- sists of 28 syllables divided into three padas of 8, 8 and 12 sylla bles. It has got many varieties such as पुरउष्णिह्, ककुभ् and others; for details see R. Pr. XVI 20-26.
उस् (1) substitute for झि ending of the third pers.plu., in the perfect tense and in the present tense in the case of the roots विद् and ब्रू, e.g. विदुः and आहुः cf. P. III.4.82-84 ; (2) substitute जुस् (उस्) for झि in the potential and the benedictive moods, as also after the aorist sign स् and after roots of the third
conjugation, roots ending in आ and the root विद्, e. g. पचेयुः भूयासुः अकार्षुः, अबिभयुः अदुः, अविदुः, etc.; cf. Kāś. on III.4.108-112.
उसि Uṇādi afix उस् applied to the root जन् to form जनुस् cf. जनेरुसिः Uṇ- sūtra. 272.
ऊ long vowel ऊ, उ being the short vowel.
ऊक् augment ऊ added to the अभ्यास or the reduplicative syllable of the root पठ् which is doubled before the affix क which is used instead of घ ( घञर्थे कः ); e.g. पाटूपटः.
ऊक् kṛt affix ऊक added to the root जागृ to form the word जागरूक; cf. जागुरूक; P. III.2.165.
ऊङ् fem. affix ऊ prescribed after masculine nouns ending in the vowel ऊ and denoting a human be- ing as also after some other specific masculine bases cf ऊङुतः P.IV. I.66 and the following sūtras. e.g. कुरूः, पङ्गूः श्वश्रूः, करभोरूः, भद्रबाहूः etc.
ऊट् also उट् āgama ऊ and उ prescrib- ed after the roots तृ and वृ before the affix तृन् or तृच् e. g. तरुतारं तरूतारं वा रथानाम्; वरुतारं वरूतारं वरूत्रीः; cf. Kāś. on P.VII.2.34.
ऊठ् (1) saṁprasāraṇa vowel ऊ sub- stituted for the व् of वाह् under cer- tain conditions e.g., ऊढः, cf. वाह ऊठ् P.VI.4.132; (2) substitute ऊ for व् before certain affixes; e. g. द्यूतः, द्यूत्वा, जूर्तिः, तूर्तिः etc. cf. च्छ्वोः शूडनुनासिके च P.VI.4.19, 20.
ऊत् (l) long vowel ऊ which cannot be combined by rules of saṁdhi with the following vowel when it comes at the end of the forms of the dual number e. g. साधू अत्र etc.; cf. ईदूदेद्विवचनं प्रगृह्यम् P.I.1.11, as ， also