1.
If you describe something as invisible, you mean that it cannot be seen, for example because it is transparent, hidden, or very small.
The lines were so finely etched as to be invisible from a distance...
? visible
ADJ: usu v-link ADJ
• invisibly
A thin coil of smoke rose almost invisibly into the sharp, bright sky.
ADV: ADV with v
2.
You can use invisible when you are talking about something that cannot be seen but has a definite effect. In this sense, invisible is often used before a noun which refers to something that can usually be seen.
Parents fear they might overstep these invisible boundaries...
ADJ: ADJ n
• invisibly
...the tradition that invisibly shapes things in the present.
ADV: ADV with v
3.
If you say that you feel invisible, you are complaining that you are being ignored by other people. If you say that a particular problem or situation is invisible, you are complaining that it is not being considered or dealt with.
The problems of the poor are largely invisible.
ADJ
• invisibility
...the invisibility of women's concerns in society.
N-UNCOUNT
4.
In stories, invisible people or things have a magic quality which makes people unable to see them.
...The Invisible Man.
ADJ
5.
In economics, invisible earnings are the money that a country makes as a result of services such as banking and tourism, rather than by producing goods. (BUSINESS)
Tourism is Britain's single biggest invisible export...
? visible
ADJ: ADJ n