Pronunciation: [plˈʌsɪz] (IPA) 
The word "plusses" is spelled with two S's at the end. In IPA phonetic transcription, the word is pronounced /ˈplʌsɪz/. The first syllable "plu" is pronounced with a short u sound, like in "but" or "cup." The second syllable "sses" is pronounced with a voiced s sound, similar to a "z" sound, followed by the short i sound like in "it" or "bit." The plural form of "plus" is spelled with two S's to indicate the added suffix "-es."
Plusses, usually spelled as "pluses" in American English, is the plural form of the noun "plus." The term "plus" has multiple meanings depending on the context in which it is used.
As a noun, "plusses" primarily refers to the positive aspects or advantages of something. It denotes the desirable or beneficial features, attributes, or benefits associated with a particular situation, object, or course of action. In this sense, "plusses" can be seen as the opposite of "minuses" or disadvantages.
Additionally, "plus" is commonly used as a preposition, meaning "in addition to" or "on the positive side." As such, "plusses" can also indicate the added positive elements or qualities that enhance or improve a given circumstance.
Furthermore, the term "plus" can be an adjective, used to describe something that is advantageous, beneficial, or additional. In this context, "plusses" can represent the collective set of advantageous or additional features.
Outside of the positive connotations, "plus" can also be a mathematical symbol or operator denoting addition. However, when referring to "plusses" in this sense, the word usually takes the form of "pluses" in American English.
To summarize, "plusses" generally refers to positive aspects or advantages, beneficial features, or additional qualities. It is often used to denote the positive side of a situation or the collection of advantageous elements.
The word "plusses" is derived from the noun "plus", which originates from the Latin word "plūs", meaning "more" or "further". "Plūs" entered Old English as "plūs" or "plūsian", eventually evolving into the modern term "plus". Plusses, as a plural form of "plus", refers to a collection or accumulation of additional or positive factors.
