A stimulus can be internal, or from within the organism itself. A stimulus can also be external, meaning it occurs outside the organism. Both internal and external stimuli can cause a response, or resulting reaction, in an organism. A response can be behavioral or biological. stimulus can be internal, or from within the organism itself. A stimulus can also be external, meaning it occurs outside the organism. Both internal and external stimuli can cause a response, or resulting reaction, in an organism. A response can be behavioral or biological.
The definition of a pretense is a false impression, a false claim or an attempt to make a falsehood appear true. 1  An example of a pretense is when you pretend to be friends with someone you don't like.  An example of a pretense is when you claim to be an expert in something you aren't.
LINK / CITE ADD TO WORD LIST. adjective. The definition of pretentious is someone or something that claims to be very important or grand. An example of pretentious is someone saying they deserve a table in a crowded restaurant because of who they are.