| burro | <zoology> A donkey. Origin: Sp, an ass. Source: Websters Dictionary (01 Mar 1998) |
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| burrock | A small weir or dam in a river to direct the stream to gaps where fish traps are placed. Origin: Perh. From AS. Burg, burh, hill + -ock. Source: Websters Dictionary (01 Mar 1998) |
| burrow | 1. An incorporated town. See 1st Borough. 2. A shelter; especially. A hole in the ground made by certain animals, as rabbits, for shelter and habitation. 3. <chemical> A heap or heaps of rubbish or refuse. 4. A mound. See Barrow, and Camp. See: 1st Borough. 1. To excavate a hole to lodge in, as in the earth; to lodge in a hole excavated in the earth, as conies or rabbits. 2. To lodge, or take refuge, in any deep or concealed place; to hide. "Sir, this vermin of court reporters, when they are forced into day upon one point, are sure to burrow in another. <zoology>" (Burke) Burrowing owl, a small owl of the western part of North America (Speotyto cunicularia), which lives in holes, often in company with the prairie dog. Origin: Burrowed; Burrowing. Source: Websters Dictionary (01 Mar 1998) |
| burrowing hairs | Hair's that grow at more acute angles than is normal, and in all directions; they incompletely clear the follicle, turn back in, and cause pseudofolliculitis. Synonym: burrowing hairs. (05 Mar 2000) |
| bursa | <anatomy> A tissue space (fibrous sac) that is lined with synovial membrane (joint tissue) and contains a small quantity of synovial fluid (joint fluid). Bursas are found in between tendon and bone, skin and bone and muscles. They function to facilitate fluid movement. (27 Sep 1997) |
| bursa achillis | An alternate term for bursa of tendo calcaneus. (05 Mar 2000) |
| bursa anserina | <anatomy> The bursa between the tibial collateral ligament of the knee joint and the tendons of the sartorius, gracilis, and semitendinosus muscles. Synonym: bursa anserina, tibial intertendinous bursa. (05 Mar 2000) |
| bursa aspiration | A procedure whereby a needle is inserted into a bursa for the purpose of withdrawing fluid (for diagnostic purposes) or injecting medications (corticosteroids or a local anaesthetic). See: bursitis. (27 Sep 1997) |
| bursa bicipitoradialis | <anatomy> The bursa between the tendon of the biceps brachii muscle and the anterior part of the tuberosity of the radius. Synonym: bursa bicipitoradialis. (05 Mar 2000) |
| bursa cubitalis interossea | An inconstant bursa located between the tendon of the biceps and the ulna or the oblique cord. Synonym: bursa cubitalis interossea. (05 Mar 2000) |
| bursa fabricii | The bursa of Fabricius in poultry, a blind saclike structure located on the posterodorsal wall of the cloaca; it performs a thymus-like function. Synonym: bursa of Fabricius. (05 Mar 2000) |
| bursa iliopectinea | <anatomy> A large bursa between the iliopsoas tendon and the iliopubic eminence. Synonym: bursa iliopectinea. (05 Mar 2000) |
| bursa infrahyoidea | <anatomy> A bursa sometimes found below the inferior margin of the body of the hyoid bone between the sternothyroid muscle and the median thyrohyoid membrane. Synonym: bursa infrahyoidea. (05 Mar 2000) |
| bursa infrapatellaris profunda | <anatomy> The bursa between the upper part of the tibia and the patellar ligament. Synonym: bursa infrapatellaris profunda. (05 Mar 2000) |
| bursa intermuscularis musculorum gluteorum | <anatomy> Two or three small bursae between the tendon of the gluteus maximus and the linea aspera. Synonym: bursa intermuscularis musculorum gluteorum, intermuscular gluteal bursa. (05 Mar 2000) |