1. Complete and thorough comprehension of something; full grasp of a concept, situation, or idea without confusion or gaps in knowledge
After years of study, she finally achieved total understanding of quantum mechanics.
Após anos de estudo, ela finalmente alcançou compreensão total da mecânica quântica.
2. Complete agreement or mutual comprehension between people; full empathy and awareness of another's perspective
There was total understanding between the two partners about the project goals.
Havia compreensão total entre os dois parceiros sobre os objetivos do projeto.