grasp
Physical grasping implies a sense of urgency, security, or desperation. It is more active and forceful than simply holding; it suggests a deliberate action to secure an object to prevent loss or to maintain balance.
Intellectual grasping describes the moment of transition from confusion to clarity. It conveys the effort of pulling a complex idea into one's mental possession, often used when the subject matter is dense, abstract, or elusive.
Countable when referring to a physical grip (a firm grasp). Uncountable when referring to the general capacity for understanding (a deep grasp of history).
Meanings
To seize and hold something firmly with the hand.
He grasped the railing to keep from falling.
To understand a difficult concept or piece of information.
She struggled to grasp the complexity of the quantum physics lecture.
A level of understanding or mastery of a subject.
His grasp of the French language is impressive.
Phrasal Verbs
grasp at
to try to seize something desperately or to reach for a tenuous opportunity
The drowning man grasped at the floating debris to stay above water.
grasp for
to struggle to find or reach for something, often used metaphorically for words
She paused for a moment, grasping for the right words to describe her grief.