bulb
குமிழி, குமிழ் விளக்குn. அடிநிலத்தண்டு, பூண்டு, தண்டங்கிழங்கு, புடைப்பு, உந்திக் கொண்டிருக்கும் பகுதி, மின்விளக்கின் குமிழ்ப்பகுதி, கண்ணாடிக்குழாயின் புடைத்த பகுதி, (உள்) நீள் உறுப்பின் புடைத்த முனைப்பகுதி, (வினை) குமிழ் உண்டுபண்ணு, குமிழ், ஆகு. புடை, வீங்கு.
Bulb, n. Etym: [L. bulbus, Gr. bulbe.] 1. (Bot.) Defn: A spheroidal body growing from a plant either above or below the ground (usually below), which is strictly a bud, consisting of a cluster of partially developed leaves, and producing, as it grows, a stem above, and roots below, as in the onion, tulip, etc. It differs from a corm in not being solid. 2. (Anat.) Defn: A name given to some parts that resemble in shape certain bulbous roots; as, the bulb of the aorta. Bulb of the eye, the eyeball. -- Bulb of a hair, the "root," or part whence the hair originates. -- Bulb of the spinal cord, the medulla oblongata, often called simply bulb. -- Bulb of a tooth, the vascular and nervous papilla contained in the cavity of the tooth. 3. An expansion or protuberance on a stem or tube, as the bulb of a thermometer, which may be of any form, as spherical, cylindrical, curved, etc. Tomlinson. Bulb, v. i. Defn: To take the shape of a bulb; to swell. Bulb, n. Etym: [L. bulbus, Gr. bulbe.] 1. (Bot.) Defn: A spheroidal body growing from a plant either above or below the ground (usually below), which is strictly a bud, consisting of a cluster of partially developed leaves, and producing, as it grows, a stem above, and roots below, as in the onion, tulip, etc. It differs from a corm in not being solid. 2. (Anat.) Defn: A name given to some parts that resemble in shape certain bulbous roots; as, the bulb of the aorta. Bulb of the eye, the eyeball. -- Bulb of a hair, the "root," or part whence the hair originates. -- Bulb of the spinal cord, the medulla oblongata, often called simply bulb. -- Bulb of a tooth, the vascular and nervous papilla contained in the cavity of the tooth. 3. An expansion or protuberance on a stem or tube, as the bulb of a thermometer, which may be of any form, as spherical, cylindrical, curved, etc. Tomlinson. Bulb, v. i. Defn: To take the shape of a bulb; to swell.