Bladder infection is an infection of the bladder. Bladder infection is also called cystitis and is a type of urinary tract infection (UTI). The urinary tract is naturally sterile and when microbes invade it, an infection may result.
A group of oxen is referred to as a yoke. Oxen are often used in teams and yoked into a harness to pull heavy loads. Working oxen are normally males that are castrated because steers aren't as...
oxen - domesticated bovine animals as a group regardless of sex or age; so many head of cattle; wait till the cows come home; seven thin and ill-favored kine- Bible; a team of oxen. Bos taurus, cattle, cows, kine. calf - young of domestic cattle.