bone lacuna a small cavity within the bone matrix, containing an osteocyte, and from which slender canaliculi radiate and penetrate the adjacent lamellae to anastomose with the canaliculi of neighboring lacunae, thus forming a system of cavities interconnected by minute canals.owship's lacuna. the concave cavities which are formed by osteoclasts in the process of bone resorption. osseous lacuna. bone lacuna (see above). osteocytic lacuna. see bone lacuna (above). urethral lacuna. numerous small depressions or pits in the mucous membrane of the urethra. vascular lacuna.
a wagering pool that involves a sports event or contest, if the pool is conducted for profit, and (3) wagers placed in a lottery conducted for profit. See section 7.
A trifecta wager is a bet on horses that picks the first, second, and third place horses in that particular order. These types of wagers can have significant payoffs especially for horses with low odds.f you would like to see the top trifecta bets that we will be placing on horses for races scheduled at popular tracks across the country today, please purchase the daily Exacta and Trifecta Horse Race Betting Package or the daily Professional Horse Race Picks Package online from our Horse Racing Picks Packages page.