It means the same as the word Cantabile which means 'in a singing style'.
If you mean without accompaniment, the term is a capella. The "a" is pronounced like "ah." It's Latin and means "in the chapel style."
improvisation
Either harmonizing or two-part singing.
standing straight , singing properly with understanding the lyrics of the song and if we are walking or doing anything ,we should stop as a sign of respect .
In a singing style
It means the same as the word Cantabile which means 'in a singing style'.
singing without an instrument backing you
If by "straight back" you mean "directly behind the aircraft" then the term is "6 o'clock" or "my/ your six".
Do you mean for six people playing and/or singing together? That is a sextet.
A straight play is a term used to describe a form of theatrical production featuring spoken drama.While music is one of Aristotle's six elements of theatre, a straight play does not usually include singing. However, some singing may be used for special characterisation. (Usually, the term straight play does not include the Theatre of the Absurd.) Straight play is commonly used to differentiate a non-musical a musical form.Aristotle's six elements of theatre or play are known as plot, character, thought (theme), diction, music, and spectacle.
monotone
If you mean without accompaniment, the term is a capella. The "a" is pronounced like "ah." It's Latin and means "in the chapel style."
a straight line joining the ends of an arc
The more common idiom is "stiff as a board," meaning "very stiff." Unless used ironically, like "straight as a crooked stick" or "straight as a politician's promise," the expression "straight as a board" would mean "very straight." When referring to "straight as..........." the term usually is as straight as a die
The term 'straight up' means that person agrees and likes the photo.
The medical term for straight is Heterosexual.The term for being straight, sexually, is heterosexual.