in substance

noun

1. that of which a thing consists; physical matter or material: form and substance.
2. a species of matter of definite chemical composition: a chalky substance.
3. controlled substance.
4. the subject matter of thought, discourse, study, etc.
5. the actual matter of a thing, as opposed to the appearance or shadow; reality.
6. substantial or solid character or quality: claims lacking in substance.
7. consistency; body: soup without much substance.
8. the meaning or gist, as of speech or writing.
9. something that has separate or independent existence.
10. Philosophy.
    1. something that exists by itself and in which accidents or attributes inhere; that which receives modifications and is not itself a mode; something that is causally active; something that is more than an event.
    2. the essential part of a thing; essence.
    3. a thing considered as a continuing whole.
11. possessions, means, or wealth: to squander one’s substance.
12. Linguistics. the articulatory or acoustic reality or the perceptual manifestation of a word or other construction (distinguished from form).
13. a standard of weights for paper.

noun

1. the tangible matter of which a thing consists
2. a specific type of matter, esp a homogeneous material with a definite composition
3. the essence, meaning, etc, of a written or spoken thought
4. solid or meaningful quality
5. material densitya vacuum has no substance
6. material possessions or wealtha man of substance
7. philosophy
   1. the supposed immaterial substratum that can receive modifications and in which attributes and accidents inhere
   2. a thing considered as a continuing whole that survives the changeability of its properties
8. Christian Science that which is eternal
9. a euphemistic term for any illegal drug
10. in substance with regard to the salient points

n.

1. That which has mass and occupies space; matter.
2. A material of a particular kind or constitution.