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Cannabis Dictionary

Cannabis glossary

Glossary results

Terms starting with R

Showing 21-28 of 28 matching terms in terpenes-aromatics

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Rosin press

Extraction & Processing

A rosin press is a device used to extract cannabis concentrates by applying heat and pressure to the plant material.

Rotovap

Extraction & Processing

One-sentence definition: A Rotovap, or rotary evaporator, is a laboratory device used to efficiently remove solvents from samples through evaporation.

RSO

Products & Formats

RSO, or Rick Simpson Oil, is a concentrated cannabis extract known for its high THC content, often used in medical contexts.

Ruderalis

Plant, Botany & Anatomy

One-sentence definition: Ruderalis is a cannabis subspecies known for its auto-flowering trait and low THC levels, often used in hybrid strains.

Runoff

Environment, Media & Nutrition

Runoff is the excess water that flows over the surface of the soil after irrigation or rainfall, often seen in cannabis cultivation.

Russet mites

Pests, Pathogens & Disorders

A tiny pest that feeds on cannabis plants, causing damage to leaves and reducing plant vitality.

Rutin

Flavonoids & Pigments

Rutin is a bioflavonoid found in many plants, contributing to their pigment and potential health benefits.

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Cannabis glossary FAQs

What is the CannaRadar Cannabis Glossary?

An A–Z index of clear, plain-language definitions for cannabis terms, labels, and common slang, with links to deeper guides.

Is this medical advice?

No. The glossary is educational only and follows Canadian compliance guidelines.

How often is it updated?

New terms are added and existing entries are reviewed for clarity and labeling accuracy.

How can I request a new term or correction?

Use the contact form and include the term plus a suggested definition. Contact CannaRadar