Alternative spelling of case hardening

(metallurgy) To impart greater hardness to the surface of a piece of metal.

simple past tense and past participle of case harden

(metallurgy) Metal that is harder at its surface, due to a case hardening process.

Alternative spelling of case hardened / Hardened by experience.

The standard capitalisation of an English sentence, with the first letter uppercase and subsequent letter lowercase with exceptions such as proper nouns or acronyms.

(grammar): noun case used to indicate means. It answers the question "how?", and in English, this is usually expressed by the prepositional phrase by means of, as in "by means of the house". Languages that use the instructive case include Finnish and (rarely) Estonian.

(typography, uncountable) The distinction between majuscule (uppercase) and minuscule (lowercase) letters. / (countable) A case used for carrying written letters.

(grammar) Noun case used to denote companionship. In English, this is usually expressed by the prepositional phrase in company with, together with or with, as in "with the house." Languages that use the comitative case include Estonian, Finnish, Hungarian, Inari Sami, Northern Sami, Skolt Sami, and Quechua. It is also found in many Australian Aboriginal languages, where it is commonly used to form names of places and languages.

A box-style briefcase, scrunched over a hinged frame that opens into two compartments.