shielding

verb

1. (form-of, gerund, participle, present)present participle and gerund of shield

noun

1. (countable, uncountable)The situation, in NMR spectroscopy, in which a local magnetic field is weakened by the presence of neighbouring nuclei
2. (countable, uncountable)Action done by the person with the ball to protect the ball from the defender; the person concerned keeps his body between the ball and the defender.