What is the meaning of -on?

Forming nouns denoting subatomic particles , quanta , molecular units , or substances .

Forming names of things considered as basic or fundamental units, such as codon or recon.

Forming names of noble gases and certain nonmetal elements (such as boron or silicon).

patient trigger verbal affix, contemplative aspect

1. non-durative action, an action done unto something/someone without necessarily referencing duration; see Perfective aspect

   non-durative action, an action done unto something/someone without necessarily referencing duration; see Perfective aspect

   (with verbs of motion): go to get/do/achieve

   (with adjectives referring to a state): make something into what the adjective implies

   (with adjectives referring to manner): do something in such manner

   (with nouns referring to things that can be used as an instrument to hit something): strike with so-and-so

   forms nouns indicating objects, persons or action expressed by the root

   forms demonyms

   -one

   -one

   -on

   Suffix variant for the illative singular, see -Vn.

   Forming diminutives of things, including some animals.

   Forming augmentatives of things.

   Indicating origin or occupation.

   -on

   Romanization of -𐍉𐌽

   on

   Added to a stem ― often an onomatopoeia ― to form a verb, normally expressing an instantaneous action.

   Added to an adjective to create an adverb.

   Forms the indefinite third-person singular suffix (currently only in the imperative mood as part of -jon, formerly also occurring in the indicative).

   forms perfective aspect, which require patient pronouns

   Used to form nouns denoting subatomic particles, quanta, molecular units, or substances; -on

   Used to form nouns denoting certain organic compounds; -one, -on

   Used to form nouns denoting chemical substances and industrial products; -on

   used to form the infinitive of class 2 weak verbs (an alternative ending -oian is sometimes found instead of -on)

   forms masculine nouns

   Obsolete spelling of -ón

   Used in many names of berries and some fruits.

   Pluralisation suffix

   verb suffix for the first-person plural preterite

   verb suffix for the third-person plural preterite

   Noun suffix

   Source: wiktionary.org