Term: acidification: the process of becoming acid or being converted into an acid
Broader: natural process: a process existing in or produced by nature (rather than by the intent of human beings) | Unrelated: cos: lettuce with long dark-green leaves in a loosely packed elongated head
Broader: natural process: a process existing in or produced by nature (rather than by the intent of human beings) | Unrelated: british thermal unit: a unit of heat equal to the amount of heat required to raise one pound of water one degree Fahrenheit at one atmosphere pressure; equivalent to 251.997 calories
Broader: natural process: a process existing in or produced by nature (rather than by the intent of human beings) | Unrelated: hawfinch: a common large finch of Eurasia
Broader: natural process: a process existing in or produced by nature (rather than by the intent of human beings) | Unrelated: apical placentation: where one or few ovules develop at the top of a simple or compound ovary
Broader: natural process: a process existing in or produced by nature (rather than by the intent of human beings) | Unrelated: amphibian: cold-blooded vertebrate typically living on land but breeding in water; aquatic larvae undergo metamorphosis into adult form
Broader: natural process: a process existing in or produced by nature (rather than by the intent of human beings) | Unrelated: footboard: a vertical board or panel forming the foot of a bedstead
Broader: natural process: a process existing in or produced by nature (rather than by the intent of human beings) | Unrelated: religious orientation: an attitude toward religion or religious practices
Broader: natural process: a process existing in or produced by nature (rather than by the intent of human beings) | Unrelated: trogoniformes: trogons
Broader: natural process: a process existing in or produced by nature (rather than by the intent of human beings) | Unrelated: art form: (architecture) a form of artistic expression (such as writing or painting or architecture)
Broader: natural process: a process existing in or produced by nature (rather than by the intent of human beings) | Unrelated: colony: a group of organisms of the same type living or growing together