bach or batch noun (Aust or NZ inf)

A bachelor

1. To live as a bachelor
2. To do for oneself

bachˈelordom or bachˈelorhood noun

bachelorette' noun (N American)

An unmarried woman

bachˈelorism noun

The habit or condition of a bachelor

bachˈelorship noun

The degree of bachelor

bachelorette party noun (N American)

A hen party

bachelor flat or (slang) pad noun

A flat or other residence for an unmarried person

bachelor girl noun

A young unmarried woman who supports herself

Bachelor of Arts noun

1. A university or college degree conferred upon a student who has successfully completed an undergraduate course in the arts or humanities
2. A man or woman who has received such a degree (abbrev BA)

Bachelor of Science noun

1. A university or college degree conferred upon a student who has successfully completed an undergraduate course in the sciences or social sciences
2. A man or woman who has received such a degree (abbrev BSc)

bachelor party noun (N American)

A stag party

bachelor's-buttˈons noun

1. A double-flowered yellow or white buttercup
2. Also applied to double feverfew, species of Centaurea, and many other plants

bachelor's wife noun

An ideal woman with none of the shortcomings of married men's wives

knight-bachelor see knight

batch¹ /bach/

1. The quantity of bread baked, or of anything made or got ready, at one time
2. A set
3. A quantity of material required for one operation
4. A group of similar objects or people
5. A collection of computer transactions which are processed as a single unit

To collect into, or treat in, batches

batchˈing adjective and noun

batch file noun (computing)

A file containing commands which are executed in order

batch loaf noun

A loaf baked touching others and pulled apart after baking, having hard top and bottom crusts and soft sides

batch processing noun (computing)

A method of processing data in which similar items of data are collected together for processing at one time

batch production noun

A type of production in which identical items are manufactured and processed in groups rather than singly